Case CX490D Operator's Manual page 269

4. Operate the travel control lever to move the raised
track forward and backward and shake off the mud.
5. Repeat the same operations for the other track.
Checking the tension
1. If the track is not yet raised, perform the same pro-
cedure as for cleaning to put the machine into the
required position.
2. Operate the travel control lever to move the raised
track rearward for a while.
3. Stop the engine, and remove the starter key.
4. At the center of the track, measure the slack be-
tween the base of the undercarriage and the pad.
The value must be within 350 – 370 mm (13.8 –
14.6 in)
5. Adjust the tension as necessary, then lower the
track to the ground.
6. Repeat the same operations for the other track.
Adjusting the tension
To increase the tension:
1. Clean the grease fitting adapter and the grease
fitting.
2. Connect the grease pump. Inject the grease to
obtain the right amount of track tension.
3. Remove the grease pump and clean the grease
fitting.
4. Repeat the same operations for the other track.
6 - MAINTENANCE
6-75
4
SMIL14CEX2854AA
5
SMIL14CEX2855AA
6
SMIL13CEX2749AA